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Carbon Steel ASTM A193 Grade B7 Studs M30 X 300
₹ 276 Get Latest Price
Product Specifications
| Size | M30X300 |
| Material | Carbon Steel |
| Availability | In Stock |
| Carbon (C) | 0.37 – 0.49 |
| Chromium (Cr) | 0.75 – 1.20 |
| Country of Origin | Made in India |
| Elongation (2") | ≥ 16% |
| Grade | ASTM A193 GR.B7 Full Thread Studs |
| Hardness (Brinell) | 223 – 262 HB |
| Hardness (Rockwell B) | Max 99 HRB |
| Manganese (Mn) | 0.65 – 1.10 |
| Molybdenum (Mo) | 0.15 – 0.25 |
| Phosphorus (P) | ≤ 0.035 |
| Quantity Per Pack | 12 |
| Reduction of Area | ≥ 50% |
| Silicon (Si) | 0.15 – 0.35 |
| Sulfur (S) | ≤ 0.040 |
| Surface Finishing | Black |
| Surface Treatment | Hardened Tempered |
| Tensile Strength | ≥ 125 ksi (860 MPa) |
| Yield Strength | ≥ 105 ksi (720 MPa) |
GST No - 27AARCA3096L1Z0 | Member since 2026
G6-A, Unit No. 10, Sagar Industrial Estate, Dhumal Nagar Waliv, District Thane Vasai - 401208, Maharashtra, India
Carbon Steel ASTM A193 Grade B7 Studs M30 X 300 Read More...
Product Details
ASTM A193 Grade B7 – Material Data Sheet & Product Description ✅ Introduction ASTM A193 Grade B7 is a specification covering alloy steel and stainless steel bolting materials for high-temperature or high-pressure service and other special-purpose applications. B7 fasteners are widely used in industries like oil & gas, chemical processing, power plants, and pressure vessel fabrication. Aanuraj Fasteners Pvt Ltd is a reputed manufacturer and exporter of ASTM A193 B7 fasteners including bolts, studs, nuts, and threaded rods made with precision for extreme applications. �� Chemical Composition (% by Weight) ElementComposition (%) Carbon (C) 0.37 – 0.49 Manganese (Mn) 0.65 – 1.10 Phosphorus (P) ≤ 0.035 Sulfur (S) ≤ 0.040 Silicon (Si) 0.15 – 0.35 Chromium (Cr) 0.75 – 1.20 Molybdenum (Mo) 0.15 – 0.25 ��️ Mechanical Properties PropertyRequirement Tensile Strength ≥ 125 ksi (860 MPa) Yield Strength ≥ 105 ksi (720 MPa) Elongation (2") ≥ 16% Reduction of Area ≥ 50% Hardness (Brinell) 223 – 262 HB Hardness (Rockwell B) Max 99 HRB �� Typical Product Forms Stud bolts (Full/Double End) Hex bolts Threaded rods Nuts (ASTM A194 Grade 2H as companion) Custom CNC turned fasteners ��️ Heat Treatment B7 material is quenched and tempered to meet the required mechanical properties and hardness range. �� Identification Marking Each B7 fastener is typically marked as follows: B7 for material grade Manufacturer's symbol (e.g., AANURAJ or logo) Heat number or batch code for traceability ⚙️ Applications High-pressure flanged joints Boilers and heat exchangers Refinery piping systems Power generation systems Pressure vessels and reactors �� Surface Treatments Available Black oxide coating Zinc plating (white/yellow passivation) Hot dip galvanizing Xylan/PTFE coating Phosphate coating �� Why Choose Aanuraj Fasteners Pvt Ltd? In-house forging, CNC machining, and thread rolling Traceable heat numbers and quality reports ISO-certified manufacturing processes Fast delivery and custom packaging Large stock of finished and semi-finished B7 fasteners
G6-A, Unit No. 10, Sagar Industrial Estate, Dhumal Nagar Waliv, District Thane Vasai - 401208, Maharashtra, India
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